hg

Migrate rawcommit, import, export, history, and merge

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Hash: SHA1

Migrate rawcommit, import, export, history, and merge

manifest hash: f932108ee40e34b460e94b6fe60d6a06ac9f760c
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#!/usr/bin/env python
#
# mercurial - a minimal scalable distributed SCM
# v0.5b "katje"
#
# Copyright 2005 Matt Mackall <[e-mail]>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.

# the psyco compiler makes commits a bit faster
# and makes changegroup merge about 20 times slower!
# try:
#    import psyco
#    psyco.full()
# except:
#    pass

import sys
from mercurial import hg, mdiff, fancyopts, ui, commands

try:
    sys.exit(commands.dispatch(sys.argv[1:]))
except commands.UnknownCommand:
    # fall through
    pass

options = {}
opts = [('v', 'verbose', None, 'verbose'),
        ('d', 'debug', None, 'debug'),
        ('q', 'quiet', None, 'quiet'),
        ('y', 'noninteractive', None, 'run non-interactively'),
        ]

args = fancyopts.fancyopts(sys.argv[1:], opts, options,
                           'hg [options] <command> [command options] [files]')

try:
    cmd = args[0]
    args = args[1:]
except:
    cmd = "help"

ui = ui.ui(options["verbose"], options["debug"], options["quiet"],
           not options["noninteractive"])
    
try:
    repo = hg.repository(ui=ui)
except IOError:
    ui.warn("Unable to open repository\n")
    sys.exit(0)

if cmd == "debugchangegroup":
    newer = repo.newer(map(repo.lookup, args))
    for chunk in repo.changegroup(newer):
        sys.stdout.write(chunk)

elif cmd == "debugaddchangegroup":
    data = sys.stdin.read()
    repo.addchangegroup(data)

elif cmd == "dump":
    if args:
        r = repo.file(args[0])
        n = r.tip()
        if len(args) > 1: n = r.lookup(args[1])
        sys.stdout.write(r.read(n))
    else:
        print "missing filename"

elif cmd == "dumpmanifest":
    n = repo.manifest.tip()
    if len(args) > 0:
        n = repo.manifest.lookup(args[0])
    m = repo.manifest.read(n)
    files = m.keys()
    files.sort()

    for f in files:
        print hg.hex(m[f]), f

elif cmd == "debugindex":
    if ".hg" not in args[0]:
        args[0] = ".hg/data/" + repo.file(args[0]).encodepath(args[0]) + "i"
    
    r = hg.revlog(open, args[0], "")
    print "   rev    offset  length   base linkrev"+\
          " p1           p2           nodeid"
    for i in range(r.count()):
        e = r.index[i]
        print "% 6d % 9d % 7d % 6d % 7d %s.. %s.. %s.." % (
            i, e[0], e[1], e[2], e[3],
            hg.hex(e[4][:5]), hg.hex(e[5][:5]), hg.hex(e[6][:5]))

elif cmd == "debugindexdot":
    if ".hg" not in args[0]:
        args[0] = ".hg/data/" + repo.file(args[0]).encodepath(args[0]) + "i"

    r = hg.revlog(open, args[0], "")
    print "digraph G {"
    for i in range(r.count()):
        e = r.index[i]
        print "\t%d -> %d" % (r.rev(e[4]), i)
        if e[5] != hg.nullid:
            print "\t%d -> %d" % (r.rev(e[5]), i)
    print "}"

elif cmd == "tags":
    repo.lookup(0) # prime the cache
    i = repo.tags.items()
    i.sort()
    for k, n in i:
        try:
            r = repo.changelog.rev(n)
        except KeyError:
            r = "?"
        print "%-30s %5d:%s" % (k, repo.changelog.rev(n), hg.hex(n))

elif cmd == "verify":
    filelinkrevs = {}
    filenodes = {}
    manifestchangeset = {}
    changesets = revisions = files = 0
    errors = 0

    ui.status("checking changesets\n")
    for i in range(repo.changelog.count()):
        changesets += 1
        n = repo.changelog.node(i)
        for p in repo.changelog.parents(n):
            if p not in repo.changelog.nodemap:
                ui.warn("changeset %s has unknown parent %s\n" %
                        (hg.short(n), hg.short(p)))
                errors += 1
        try:
            changes = repo.changelog.read(n)
        except Exception, inst:
            ui.warn("unpacking changeset %s: %s\n" % (short(n), inst))
            errors += 1
            
        manifestchangeset[changes[0]] = n
        for f in changes[3]:
            filelinkrevs.setdefault(f, []).append(i)

    ui.status("checking manifests\n")
    for i in range(repo.manifest.count()):
        n = repo.manifest.node(i)
        for p in repo.manifest.parents(n):
            if p not in repo.manifest.nodemap:
                ui.warn("manifest %s has unknown parent %s\n" %
                        (hg.short(n), hg.short(p)))
                errors += 1
        ca = repo.changelog.node(repo.manifest.linkrev(n))
        cc = manifestchangeset[n]
        if ca != cc:
            ui.warn("manifest %s points to %s, not %s\n" %
                    (hg.hex(n), hg.hex(ca), hg.hex(cc)))
            errors += 1

        try:
            delta = mdiff.patchtext(repo.manifest.delta(n))
        except KeyboardInterrupt:
            print "aborted"
            sys.exit(0)
        except Exception, inst:
            ui.warn("unpacking manifest %s: %s\n" % (hg.short(n), inst))
            errors += 1

        ff = [ l.split('\0') for l in delta.splitlines() ]
        for f, fn in ff:
            filenodes.setdefault(f, {})[hg.bin(fn)] = 1

    ui.status("crosschecking files in changesets and manifests\n")
    for f in filenodes:
        if f not in filelinkrevs:
            ui.warn("file %s in manifest but not in changesets\n" % f)
            errors += 1

    for f in filelinkrevs:
        if f not in filenodes:
            ui.warn("file %s in changeset but not in manifest\n" % f)
            errors += 1

    ui.status("checking files\n")
    ff = filenodes.keys()
    ff.sort()
    for f in ff:
        if f == "/dev/null": continue
        files += 1
        fl = repo.file(f)
        nodes = { hg.nullid: 1 }
        for i in range(fl.count()):
            revisions += 1
            n = fl.node(i)

            if n not in filenodes[f]:
                ui.warn("%s: %d:%s not in manifests\n" % (f, i, hg.short(n)))
                print len(filenodes[f].keys()), fl.count(), f
                errors += 1
            else:
                del filenodes[f][n]

            flr = fl.linkrev(n)
            if flr not in filelinkrevs[f]:
                ui.warn("%s:%s points to unexpected changeset rev %d\n"
                        % (f, hg.short(n), fl.linkrev(n)))
                errors += 1
            else:
                filelinkrevs[f].remove(flr)

            # verify contents
            try:
                t = fl.read(n)
            except Exception, inst:
                ui.warn("unpacking file %s %s: %s\n" % (f, hg.short(n), inst))
                errors += 1
            
            # verify parents
            (p1, p2) = fl.parents(n)
            if p1 not in nodes:
                ui.warn("file %s:%s unknown parent 1 %s" %
                        (f, hg.short(n), hg.short(p1)))
                errors += 1
            if p2 not in nodes:
                ui.warn("file %s:%s unknown parent 2 %s" %
                        (f, hg.short(n), hg.short(p1)))
                errors += 1
            nodes[n] = 1

        # cross-check
        for node in filenodes[f]:
            ui.warn("node %s in manifests not in %s\n" % (hg.hex(n), f))
            errors += 1

    ui.status("%d files, %d changesets, %d total revisions\n" %
              (files, changesets, revisions))
    
    if errors:
        ui.warn("%d integrity errors encountered!\n" % errors)
        sys.exit(1)

else:
    if cmd: ui.warn("unknown command\n\n")
    sys.exit(1)